putrescine
Noun: A colorless, crystalline organic compound (a diamine) with a very unpleasant odor, produced during the bacterial decomposition of animal tissue and other organic matter. It is a type of ptomaine, a class of compounds often associated with putrefaction.
Putrescine is a technical term used primarily in the fields of biochemistry, forensic science, and pathology. It describes a specific chemical substance associated with decay. - Scientific Context: The presence of putrescine and cadaverine helps forensic scientists estimate the time of death. - Descriptive Context: The characteristic smell of rotting meat is partly due to putrescine.
- The laboratory identified as one of the key volatile compounds in the decomposing sample.
- is not only a product of decay but also has roles in cellular processes in living organisms.
- Biological Role: Beyond its association with decay, is a precursor for the synthesis of other polyamines like spermidine and spermine, which are involved in cell growth and proliferation.
- Indicator of Spoilage: In food science, detecting can be an indicator of microbial spoilage in products like fish and meat.
- Ptomaine (noun): A general, somewhat outdated term for various amines (including and cadaverine) produced during putrefaction.
- Cadaverine (noun): A closely related diamine, also with a foul odor, produced by the breakdown of amino acids in decaying animal tissue.
- Polyamine (noun): A class of organic compounds containing multiple amino groups; is the simplest polyamine.
- Tetramethylenediamine (noun): The systematic chemical name for .
- 1,4-diaminobutane (noun): Another chemical name specifying its structure.
This word has a very specific, singular meaning related to a chemical compound. It does not have different common meanings, idioms, or phrasal verbs. Its usage is almost exclusively scientific or technical.
-
a colorless crystalline ptomaine with a foul odor that is produced in decaying animal matter
